diff --git a/config.el b/config.el
index 1349267..ae5f9ad 100644
--- a/config.el
+++ b/config.el
@@ -87,14 +87,13 @@
     (modify-syntax-entry ?/  ". 124b" table)
     (modify-syntax-entry ?*  ". 23" table)
     (modify-syntax-entry ?\n "> b" table)
-    ;; Lisp-style comments.
-    ;; (modify-syntax-entry ?\; "< b" table)
     table)
   "Syntax table for `hblang-mode'.")
 
 (defvar hblang-font-lock-keywords
-  '(("[a-zA-Z]+" (1 font-lock-function-name-face))
-    ("[a-z]" (1 font-lock-variable-name-face)))
+  ;; Change the "" quoted regex to do various forms of highlighting.
+  '(("" (1 font-lock-function-name-face))
+    ("" (1 font-lock-variable-name-face)))
   "Highlight rules for `hblang-mode'.")
 
 (define-derived-mode hblang-mode prog-mode "hb"